Systèmes d'équations Feuille de travail
Recommandé pour 8e année — Lycée
Systèmes d'équations Feuille de travail
Nom: ____________________Date: ____________
Instructions: Résolution de systèmes d'équations linéaires par substitution et élimination.
20 problèmes
- x + y = 13, x − y = 5 → x = ____, y = ____
- 2x + 2y = 26, x = 9 → y = ____
- x + y = 11, x − y = -7 → x = ____, y = ____
- 5x + 9y = 66, x = 6 → y = ____
- 4x + 5y = 25, x = 5 → y = ____
- x + y = 9, x − y = -7 → x = ____, y = ____
- x + y = 10, x − y = -4 → x = ____, y = ____
- x + y = 6, x − y = -4 → x = ____, y = ____
- 9x + 9y = 90, x = 4 → y = ____
- x + y = 14, x − y = -4 → x = ____, y = ____
- x + y = 8, x − y = -6 → x = ____, y = ____
- 4x + 2y = 32, x = 7 → y = ____
- 6x + 5y = 94, x = 9 → y = ____
- x + y = 10, x − y = -6 → x = ____, y = ____
- 3x + 7y = 80, x = 8 → y = ____
- 1x + 8y = 42, x = 2 → y = ____
- 9x + 7y = 84, x = 7 → y = ____
- x + y = 7, x − y = -3 → x = ____, y = ____
- 8x + 8y = 56, x = 4 → y = ____
- 9x + 7y = 65, x = 1 → y = ____